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Finding the Fourth Proportional to 338,353.80, 466,895.70 and 202,360.20

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Solution

The fourth proportional to 338,353.80, 466,895.70 and 202,360.20 is: 279,237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,353.80 : 466,895.70 = 202,360.20 : x
  2. Step 2: Convert to fraction form
    338,353.80/466,895.70 = 202,360.20/x
  3. Step 3: Cross multiply
    338,353.80x = 466,895.70 × 202,360.20
  4. Step 4: Simplify right side
    338,353.80x = 94,481,107,231.14
  5. Step 5: Solve for x
    x = 94,481,107,231.14/338,353.80
  6. Step 6: Final answer
    x = 279,237.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.